The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Feb. 03, 2004
Filed:
Oct. 18, 2002
Applicant:
Inventors:
Christian Frohne, Hannover, DE;
Klaus Porcher, Lehrte, DE;
Assignee:
Nexans, Paris, FR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B23K 1/00 ; B23K 2/600 ;
U.S. Cl.
CPC ...
B23K 1/00 ; B23K 2/600 ;
Abstract
In a process for continuous production of longitudinally welded metal tubing, in which a metal strip is withdrawn from a strip supply, gradually shaped into a tubing with an open longitudinal slit, and the longitudinal slit is sealed by soldering or welding, a lubricant is introduced into the open slit tubing before sealing.